METHOD OF RELIEVING STRESS IN RAIL FRAME OF JOINTLESS TRACK Russian patent published in 2010 - IPC E01B31/18 E01B29/17 

Abstract RU 2399714 C1

FIELD: transport.

SUBSTANCE: proposed method comprises removing rail frame intermediate fasteners, lifting to preset height, relieving stresses, lowering the frame and jointing it in place. Said jobs are carried out with the help of track-laying machine. In performing the jobs, the frame one side is kept fastened. Roller anti-twister clamps 3 are used to clamp rail head to lift the rail to preset height. Lifting is carried out with due allowance for difference between rail-laying temperature and optimum temperature. Track-laying machine moves along the frame till its end for it to be fastened behind the crane.

EFFECT: reduced number of consecutively made jobs.

2 dwg

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RU 2 399 714 C1

Authors

Margolin Aleksandr Iosifovich

Klementov Aleksej Sergeevich

Vasil'Ev Valerij Evgen'Evich

Zmeev Konstantin Vladimirovich

Fedoseev Dmitrij Alekseevich

Skripachev Ivan Fedorovich

Bunin Aleksej Ivanovich

Dates

2010-09-20Published

2009-05-19Filed